f(x) = -1 for -pi<x<o and f(x)= 1 for 0<x<pi

i have b(n) = 4/n.pi

but i wasnt sure how to use this to write it as fourier series.

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- Sep 23rd 2008, 10:12 AMpandafinding fourier series
f(x) = -1 for -pi<x<o and f(x)= 1 for 0<x<pi

i have b(n) = 4/n.pi

but i wasnt sure how to use this to write it as fourier series. - Sep 23rd 2008, 10:32 AMCaptainBlack